Detectives - Add convar to hide special detective roles

[Malivil]

• [x] Add ConVar to show Detective for
  • [x] Role name
  • [x] Role background color
  • [x] Role popup
  • [x] Role icon
  • [x] Target ID
    • [x] Head
    • [x] Text
    • [x] Circle
  • [x] Scoreboard
    • [x] Icon
    • [x] Color
  • [x] Weapon pickup
  • [x] Weapon switch
  • [x] Tutorial "my role" button
  • [x] Hide Paladin aura
  • [x] Radar
  • [x] Role-colored messages
• [x] ULX
• [x] Documentation

[Malivil]

Completed by f665fbe25b499799de2ca52221d49c35b743a20b